The best OBD2 and EOBD scanners can not only show what's going on inside your car but also turn off the check-engine light, helping you avoid costly repairs.
Got Wi-Fi dead zones? A dusty old router can be easily transformed into a wireless network extender to get whole-house Wi-Fi.
The TP-Link RE650 AC2600 Wi-Fi Range Extender has the power to push a network into uncovered areas. But it could cost as much as your router and could block adjacent AC outlets.
Wi-Fi 6e adds support for 6GHz wireless spectrum, supercharging home networks and pushing data to the limit.
The Netgear AX1800 Mesh Extender (EAX20) is the fastest Wi-Fi extender, with the latest Wi-Fi 6 support.
The Linksys Max Stream MR9600 is a dual-band Wi-Fi 6 router that is among the smallest and least obtrusive Wi-Fi 6 routers.
While pricey, the Netgear Orbi RBK50 is one of the fastest, most powerful routers we've tested, even without its extension.
With an interface that can control an assortment of home-automation devices, Samsung's SmartThings Wifi mesh network can fill the largest homes with data.
The Netgear Orbi WiFi 6 (RBK852) puts data in all the right places, offering the fastest Wi-Fi 6 mesh kit you can buy.
LifeLock offers the most comprehensive personal-data monitoring and a great deal on antivirus software, but it's pricey.
Norton 360 Standard, Norton 360 Deluxe and Norton 360 with LifeLock include the most complete antivirus-software and identity-protection-service combinations you'll find today.
It may be big and expensive, but TP-Link's Archer C5400X combines first-rate speed, range and built-in security to rule over all other gaming routers.
The Netgear Nighthawk AC2300 (RS400) is a Wi-Fi router that's built to provide Wi-Fi to your home while protecting your household from hackers and threats.
ESET's security software is fast, accurate and thorough. It lacks some extra features we take for granted but has a very light impact on your system performance.